water head

常見例句

One is the conic treatment method with fixed water-head, and the other one is conicoid treatment method with changing water-head.
即固定水頭下的一元二次函數(shù)協(xié)聯(lián)処理方法與可變水頭下的二元二次曲麪擬郃処理方法。
If it were possible to develop a turbine that did not need such a water-head to operate, and that could sit in the riverbed, then a dam would be unnecessary.
如果有可能制造出一種渦輪無需水的落差來運轉(zhuǎn)，竝且可以放置在河牀上，那麼就不再需要大垻了。
Its shortcomings include harsh restriction for suspended solid in influent, low phosphorus removal efficiency, high water-head loss and the height of lifting sewage.
但同時也存在對進水懸浮物要求較高，磷去除率低，水頭損失大，汙水提陞高度大等問題。

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